C312312111133113313231333133313331333133313331333133313113313331311331323221   >>    C31231211113311331323133313331333133313331333133313331311331333131133132322   <<    C312312111133113313231333133313331333133313331333133313113313331311331323223   >>      C312312111133113313231333133313331333133313331333133313113313331311331323222   >>